...you throw little red and white balls at any animal you see.
...they actually get sucked inside them!
...you go to the nearest hospital and demand to know why there aren't any Chansey working there.
...you zap your dog with electricity.
...you almost drown your dog in water.
...you set your dog on fire.
...you decide you like it better as an Eevee.
Kids, don't do any of that mean stuff to your dog. Well, except for that last one. The others are very mean. Also, your parents will ground you until you're 16.
...you find a little red lizard and name it Charmander.
...you wake up one morning and it has evolved into a Charmeleon!
...you decide to rename yourself Ash, Misty or Brock, depending on your age and gender.
...you have all the versions of the game and you trade with yourself.
...you have memorized the pokéraps and know 2 or more mistakes on them. (I do!)
...you have memorized the theme song and sing it wherever you go.
...you are convinced that there is a Pikachu powering your house.
...you see him doing it!
...you expect to see a face in your phone's caller display.
...you wonder why your phone doesn't go 'Ringringring, ringringring, phone call, phone call!'
...you glue a coin to your cat's forehead and name it Meowth.
E-mail me with more suggestions!